semi formal Definition

black-tie, blazer, challenge, stiff, conference, thaw, thawed, thawing, bail, lapidary, stodgy, tiara, protoplasm, anatolia, cab, coupling, diaphragm, gas, girlie, seed, shadow, spheroid, teamster, tractor, trucked, trucks, aba, axle, beaver, bone, boron, drop, freight, gauge, glass, half, homer, jackknife, oil, pad, peonage, psd, quartz, rig, roughcast, semiaquatic, sigmoid, sludge, ton, wash, civilize, drowsiness, extrude, flange, flanging, gel, kamaboko, module, nymph, plugged, poltophagy, powder room, quango, red, rwd, seeded, seeding, semiofficial, uzi, agate, amphitheater, amyloid, anti, arsenic, batter, billet, billeting, boogie, breve, bug, bugged, bugging, burqa, cactus, chi, chyme, clamshell, cloud, clouded, coagulate, congeal, crook, cyst, dike, dot, ellipticity, elm, fire, fired, geometry,