Antonyms of adj helmeted

1 sense of helmeted

Sense 1
helmeted -- (equipped with or wearing a helmet)

INDIRECT (VIA equipped) -> unequipped -- (without necessary physical or intellectual equipment; "guerrillas unequipped for a pitched battle"; "unequipped for jobs in a modern technological society")

Similarity of adj helmeted

1 sense of helmeted

Sense 1
helmeted -- (equipped with or wearing a helmet)
       => equipped (vs. unequipped), equipt -- (provided or fitted out with what is necessary or useful or appropriate; "a well equipped playground"; "a ship equipped with every mechanical aid to navigation")