| checkmate(noun, failure) |
| helpmeet(noun, partner, consort, spouse) |
| join(verb, make, catch, stick, unite) |
| playmate(noun, associate, companion, friend, partner) |
| Twin |
| accomplice(noun, associate, supporter, companion, subordinate) |
| cohort(noun, associate, companion, friend, member) |
| compeer(noun, match, equal, associate, companion) |
| concomitant(noun, adjective, guide, associate, companion) |
| confrere(associate, unit, companion, friend, follower) |
| duplicate(noun, reproduction, like, copy, match) |
| love(life, sex) |
| marry(verb, make, touch, join, catch) |
| wed(verb, make, touch, join, catch) |
| yoke(verb, make, touch, join, catch) |
| captain(noun, master, sailor) |
| classmate(noun, associate, intimate, companion, friend) |
| equivalent(noun, like, copy, match, balance) |
| fornicate(verb, unite, breed, screw, lay) |
| have sex(verb, expression, idiom, unite, breed) |