Answer: swell

AnswerCrossword Clue
SWELLNifty
SWELLRise in waves
SWELLGet bigger
SWELLFirst-rate
SWELLExpand
SWELL"Peachy"
SWELL"Terrific!"
SWELLIncrease in volume
SWELLGreat
SWELLNeato
SWELLGrow
SWELLAwesome
SWELLPeachy-keen
SWELLBloat
SWELL"Oh, great!"
SWELLDirty Harry sarcastic cry
SWELLElegant: Sl.
SWELLLong and unbroken wave.
SWELLSimply grand.
SWELLStylish: Colloq.
swellact or state of swelling
SWELLPeachy
SWELLDandy
SWELLNeat-o
SWELLTerrific
SWELLWave precursor
SWELLBalloon
SWELLJust peachy
SWELL"Peachy!"
SWELLHunky-dory
SWELLPuff up
SWELL"Great!"
SWELLGradually expand
SWELL"Phat!"
SWELL"Neato!"
SWELL"Excellent!"
SWELLBlow up
SWELLInflate with pride
SWELLUndulating movement
SWELLJim-dandy