A = affection (how affectionate are they in day to day life? Do they show affection publicly or keep that more in private?)

~ Optimus tries his best to show affection for you every day

~ He prefers to show affection for you in private

B = best memory (what is the best memory they have with you)

~ Optimus' best memory with you was when the two of you sat on the top of the Autobot base and looked for constellations together

~ He was in his bi-pedal form while you sat on his right shoulder

C = cat or dog person (this is pretty obvious)

~ Optimus prefers cats because they don't need as much care as dogs do and they sleep on your lap when you read

D = dreams (what do they want to do in life?)

~ Optimus wants the war to be over so that he can give you all his attention without worrying that Megatron would use you against him

E = evenings (how do they spend their evening? Do they go out? Do they read?)

~ Optimus loves spending his evenings with you

~ Sometimes he'll either take you out on an evening drive or he'll tell you about his time as Orion Pax

F = first date (what was it like?)

~ You took to your local library 

~ Optimus was most interested in the history books and a few other books such as Lord of the Rings

~ At some point he volunteered to read a story for the little kids because the person who usually did it wasn't there and you helped him

G = giggle (what is their laugh like? What makes them laugh?)

~ Optimus doesn't laugh very often

~ When you do manage to get him to laugh, his laugh is deep and hearty

H = hugs (do they like hugs? What kind of hugs do they give?)

~ Optimus loves hugging you 

~ He gives you soft, warm hugs

I = instrument (do they play an instrument?)

~ With a few lessons from YouTube videos Optimus learned how to play the piano

J = joy (what brings them joy in life?)

~ As long as everyone on Team Prime, humans included, are alive and healthy Optimus is happy

~ Also, you bring joy into his life

K = kisses (what kind of kisser are they? Shy? Passionate?)

~ Optimus is a pretty shy kisser

~ But in certain cases he can be a passionate kisser

L = love (how do they act when they have a crush)

~ Optimus tried his best not to act different when he realized that he had a crush on you, but whenever you were around he would get more quiet than normal and he would blush

M = movie (what’s their favourite movie to watch with you?)

~ Optimus' favorite movie to watch with you is Pinocchio

N = no (what is their pet peeve?)

~ Optimus can't stand chaos

O = occupation (what’s their dream job?)

~ Optimus already has his dream job; being a Prime

P = parent (what kind of parent would they be?)

~ Optimus would be the kind of dad who's always there for his kids and teaches them right from wrong

Q = questions (do they believe in the super natural? Aliens? Anything along those lines)

~ Optimus has always wondered how A woman's intuition works

R = romantic (are they romantic during the relationship?)

~ Optimus is very romantic with you

~ From kisses, to giving you flowers and taking you out to the finest restaurants; he loves doing anything and everything romantic with you

S = smile (what makes them smile without fail)

~ Optimus smiles whenever someone learns a good life lesson

T = together (how clingy are they? How long do you two spend together per day on average)

~ Optimus isn't horribly clingy

~ He spends as much time with you as he can

U = unbearable (what habit do they have that’s unbearable?)

~ Optimus has a tendency to keep everyone, including you, out of the loop when things get serious in the war

V = videos (do they take lots of videos or photos during your relationship?)

~ Optimus doesn't take any photos or videos, but occasionally you take a few photos of both of you

W = wedding (what was the wedding like?)

~ The wedding was held on a private government island thanks to Agent Fowler 

~ You only invited your parents and siblings to the wedding to keep it simple

~ All of the Autobots were using their holoforms so that they could fit in the chairs

~ Optimus wore a dark blue tux with red highlights while you wore a simple yet elegant wedding gown with a long veil

~ Miko was your flower girl and had to wear a dress (which she hated) Raf was the ring bearer and Jack was Optimus' best man

~ The wedding was simple, but beautiful

X = eXtra (what’s an interesting fact about them that they don’t tell anyone about?)

~ Optimus secretly wishes that he could be human all the time

Y = yuck (what do they hate? Could be a food, scent, word anything)

~ Optimus hates those who bully the innocent

Z = zzzz (how heavy of a sleeper are they? How do they sleep? What mood do they wake up in? Really any sleeping headcanons)

~ Optimus is a very heavy sleeper, especially if he's sleeping with you

~ Optimus always sleeps on his back

~ As long as there's no crisis going on, he wakes up in a good mood

~ Optimus occasionally snores when he's exhausted

~ Sometimes, he has nightmares (especially after the Omega Lock incident and after the original Autobot base got destroyed)