Astuto, espero, sagaz, perspicaz.
superl.Inclining to shrew; disposing to curse or scold; hence, vicious; malicious; evil; wicked; mischievous; vexatious; rough; unfair; shrewish.
Artful; wily; cunning; arch.
Able or clever in practical affairs; sharp in business; astute; sharp-witted; sagacious; keen; as, a shrewd observer; a shrewd design; a shrewd reply
astute, sharp, smart similar term adj, calculating, calculative, conniving, scheming, hard similar term
Vogais: e
Consoantes: shrwd
shred, shared, shored, shrowd, shoreward, screwed, sharded, sheared, sheered, shirred.