Strong's G5513 · Greek

χλιαρός

chliaros · khlee-ar-os'

from chlio (to warm); tepid

Scholarly Lexicons

Abbott-Smith Manual Greek Lexicon

 1 * χλιαρός , -ά, -όν ( χλίω , to become warm ), warm, tepid ; metaph., of persons, luke-warm : Re 3:16 .† 

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