English Theasurus that shows all the ways the English word is translated from the original Greek and Hebrew.
English Theasurus from the Hebrew and Greek Strong's Dictionary
penknife 5608 -- caphar -- commune, (ac-)count; declare, number, + {penknife},reckon, scribe, shew forth, speak, talk, tell (out), writer.
penknife 8593 -- ta\ar -- [{pen-]knife}, razor, scabbard, shave, sheath.