Antonyms of adj authoritative

3 senses of authoritative

Sense 1
authoritative, important -- (having authority or ascendancy or influence; "an important official"; "the captain's authoritative manner")

INDIRECT (VIA influential) -> uninfluential -- (not influential)

Sense 2
authoritative, classical, classic, definitive -- (of recognized authority or excellence; "the definitive work on Greece"; "classical methods of navigation")

INDIRECT (VIA standard) -> nonstandard -- (not standard; not accepted as a model of excellence; "a nonstandard text")

Sense 3
authoritative, authorized, authorised -- (sanctioned by established authority; "an authoritative communique"; "the authorized biography")

INDIRECT (VIA official) -> unofficial -- (not having official authority or sanction; "a sort of unofficial mayor"; "an unofficial estimate"; "he participated in an unofficial capacity")

Similarity of adj authoritative

3 senses of authoritative

Sense 1
authoritative, important -- (having authority or ascendancy or influence; "an important official"; "the captain's authoritative manner")
       => influential (vs. uninfluential) -- (having or exercising influence or power; "an influential newspaper"; "influential leadership for peace")

Sense 2
authoritative, classical, classic, definitive -- (of recognized authority or excellence; "the definitive work on Greece"; "classical methods of navigation")
       => standard (vs. nonstandard) -- (established or well-known or widely recognized as a model of authority or excellence; "a standard reference work"; "the classical argument between free trade and protectionism")

Sense 3
authoritative, authorized, authorised -- (sanctioned by established authority; "an authoritative communique"; "the authorized biography")
       => official (vs. unofficial) -- (having official authority or sanction; "official permission"; "an official representative")