Strong's G5051 · Greek

τελειωτής

teleiotes · tel-i-o-tace'

from 5048; a completer, i.e. consummater

Scholarly Lexicons

Abbott-Smith Manual Greek Lexicon

 1 τελειωτής , -οῦ, ὁ ( τελειόω ), a consummator, finisher : He 12:2 (nowhere else).† 

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain