The crossword solution for the term LOOK-___ (TWIN) is ALIKE, which is a 5 letter word. Look-alikes, or twins, are two people who look very similar to each other. Twins can be identical, meaning they have the same genetic makeup, or fraternal, meaning they have different genetic makeup. Twins often share similar physical characteristics, such as hair color, eye color, and facial features. Twins may also share similar personalities and interests.