sweat

[1]	perspire , glow
[2]	sweat out , worry , be anxious , agonize , anguish , bite (one's) nails , be on pins and needles , fret , fuss , stew , torture/torment oneself , lose sleep (over) , (Colloq) sweat blood , be in a tizzy , (US) sweat bullets
[3]	slave (away) , labour , drudge , grind , toil and moil , slog , work like a Trojan/a horse , (Slang) (Brit) swot/swat
[4]	ooze , exude , squeeze out , transude
[5]	sudate , perspire

[1]	perspiration , sudor
[2]	fret , stew , lather , swither
[3]	effort , elbow grease , exertion , travail
[4]	perspiration , (Technical) diaphoresis , sudor
[5]	(hard) work , labour , laboriousness , grind , toil , drudgery , slogging , sweating , (Slang) (Brit) swotting/swatting
[6]	state of confusion/upset/excitement/distraction/agitation/anxiety/distress/worry , pother , (Colloq) dither , tizzy , lather
[7]	No sweat , No problem , Don't worry , Everything is taken care of , All is well , That presents no difficulty