astute (person, behavior)

scharfsinnig (a) (person)

erlesen (a) (person)

klar denkend (a) (person)

scharfsichtig (a) (person)

spitzfindig (a) (behavior)

schlau (a) (behavior)

durchtrieben (a) (behavior)

astucieux (a) (behavior)

rusé (a) (behavior)

ingénieux (a) (person)

perspicace (a) (person)

perspicace (a) (behavior)

roublard (informal) (a) (behavior)

lucide (a) (person)

sagace (a) (person)

acuto (a) (person)

astuto (a) (behavior)

furbo (a) (behavior)

scaltro (a) (behavior)

avveduto (a) (behavior)

accorto (a) (behavior)

perspicace (a) (person)

percettivo (a) (person)

agudo (a) (behavior)

astuto (a) (person)

astuto (a) (behavior)

perspicaz (a) (person)

sagaz (a) (person)

listo (a) (behavior)

lúcido (a) (person)

geslepen (a) (behavior)

schrander (a) (behavior)

scherpzinnig (a) (person)

scherpzinnig (a) (behavior)

verstandig (a) (person)

skarpsynt (a) (person)

klok (a) (person)

skarpsinnig (a) (person)

skarpsinnig (a) (behavior)

slipad (a) (behavior)

klipsk (a) (behavior)

insiktsfull (a) (person)

astuto (a) (person)

astuto (a) (behavior)

sagaz (a) (person)

sagaz (a) (behavior)

esperto (a) (person)

perspicaz (a) (person)

perspicaz (a) (behavior)