1. twin, duplicate, parallel, match, fit, correspond, check, jibe, gibe, tally, agree

usage: duplicate or match; "The polished surface twinned his face and chest in reverse"

2. match, mate, couple, pair, twin, join, bring together

usage: bring two objects, ideas, or people together; "This fact is coupled to the other one"; "Matchmaker, can you match my daughter with a nice young man?"; "The student was paired with a partner for collaboration on the project"

3. twin, grow

usage: grow as twins; "twin crystals"

4. twin, give birth, deliver, bear, birth, have

usage: give birth to twins


1. biparous, twinning, multiparous (vs. uniparous)

usage: producing two offspring at a time

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See also: twinning (Dictionary)