μάρτυς (mártysmar'-toosnounwitness)
[Grk] μάρτυς, πρωτόμαρτυς LN: 20.67, 33.270 GK: G3459 Hebrew: עֵד, שָׂהֵד
Derivation: of uncertain affinity;
Strong's: a witness (literally (judicially) or figuratively (genitive case)); by analogy, a "martyr"
KJV: -- martyr, record, witness.