This root form (lemma) is used in 2 different forms in the NT: φύλακές (NMP), φύλακας (AMP).
It is glossed in 1 way: ‘guards’.
OET ACTS 5:23 Greek word=φύλακας (fulakas) Morphology=AMP English gloss=‘guards’ SR GNT ACTS 5:23 word 14
OET ACTS 12:6 Greek word=φύλακές (fulakes) Morphology=NMP English gloss=‘guards’ SR GNT ACTS 12:6 word 26
OET ACTS 12:19 Greek word=φύλακας (fulakas) Morphology=AMP English gloss=‘guards’ SR GNT ACTS 12:19 word 11