hew / hue / whew [hju:]
hew – v. – 1. chop or cut with an axe or sword; 2. strike cutting blows; 3. conform to; 4. examine to the core or root concepts
hue – n. – 1. a colour or tint; 2. the attribute of a colour by virtue of which it is discernable as red, green etc.
whew – interj., n. & v. – interj. – expressing relief, surprise or exhaustion as from heat or exertion; n. – a sound like a ½ formed whistle; v. – to make a whistling noise