Tristan's 'Corny' for What He Did to Khloe ...

You can tell Lamar Odom still has love for his ex-wife, Khloe Kardashian, based on what he's saying about her recent embarrassment at the hands of Tristan Thompson ... and telling us what'd he do to comfort her.

We got the former NBA superstar Wednesday at the Atlanta Fish Market in Buckhead, and he said he hasn't reached out to Khloe since TT copped to getting another woman pregnant.

LO says he and Khloe haven't seen each other in a long time, but he feels like this would be a great time to be able to give her a hug.

Rocking a fur coat as he and his manager, Tonita B, entered the restaurant ... Lamar echoes what a lot of people have said about Khloe being a strong woman -- and he also told us…