look over. [examine], scrutinize, reconnoiter.
look upon. [regard], [esteem], [consider].
look up to. [honor], [respect], defer to, [venerate], [reverence].
look within. introspect.
loop, n. staple, noose, bight.
loophole, n. [excuse], [plea], pretext.
loose, a. unbound, disengaged, [movable], unfastened, [unrestrained], detached; relaxed; incompact, [porous].
loose, v. [release], [disengage], [free], disentangle, [liberate]; [absolve], remit; [relax], [loosen], [slacken].
loosen, v. [relax].
looseness, n. laxity, [slackness], [relaxation].