Word: wigwag
Part of speech: Noun
Syllables: wig
wag
Definition: A device with multiple (often two), alternately flashing lights which is installed at a railway level crossing (or grade crossing), a movable bridge, etc., to warn vehicular traffic to stop.
Morphemes:
Affix: wig
Language: en
Meaning: to wag, waggle
Etymology Compounds: Affix: perruque
Language: fr
Decoded: perruque
PoS: Noun
Meaning: wig
Affix: wag
Language: en
Meaning: to swing from side to side