Mark 6:31 V-IIA-3P
BIB: οὐδὲ φαγεῖν εὐκαίρουν
NAS: and they did not even have time to eat.)
KJV: they had no leisure so much as
INT: not even to eat had they opportunity

Acts 17:21 V-IIA-3P
BIB: οὐδὲν ἕτερον ηὐκαίρουν ἢ λέγειν
NAS: visiting there used to spend their time in nothing
KJV: were there spent their time in
INT: nothing else spent their leisure than to tell

1 Corinthians 16:12 V-ASA-3S
BIB: δὲ ὅταν εὐκαιρήσῃ
NAS: when he has opportunity.
KJV: when he shall have convenient time.
INT: however when he shall have opportunity