形容詞 baseless:

1. without a basis in reason or fact
   同義詞：groundless, idle, unfounded, unwarranted, wild

base.less

adj.（形容詞）
Having no basis or foundation in fact; unfounded.
無事實(shí)基礎(chǔ)的，無事實(shí)根據(jù)的；無理由的

<參考詞匯><同義詞>baseless,groundless,idle,unfounded,unwarrantedThe central meaning shared by these adjectives is .being without a basis or foundation in fact.:
這些形容詞都指.事實(shí)上沒有根據(jù)和基礎(chǔ)的.：
例句：
a baseless accusation;
沒有根據(jù)的控告；

例句：
groundless rumors;
無中生有的謠言；

例句：
idle gossip;
流言蜚語；

例句：
unfounded suspicions;
毫無依據(jù)的懷疑；

例句：
unwarranted jealousy.
莫名其妙的忌妒