1) Close 2) Closer 3) Closer at hand 4) Closing in on 5) Comparatively close 6) Comparatively warm 7) Easier to see 8) First word of a popular hymn 9) Getting closer all the time 10) Getting warmer 11) In closer proximity to 12) Less distant 13) Less far 14) Less remote 15) Less removed 16) More adjacent 1) Closer 2) Earlier 3) Near 4) Nigher 
[adj] - (comparative of `near`) being the one of two that is less distant in space 2. [adv] - (comparative of `near` or `close`) within a shorter distance
nigher adverb (comparative of `near` or `close`) within a shorter distance; `come closer, my dear!`; `they drew nearer`; `getting nearer to the true explanation`