Unjustified, unwarranted connota carente de razón fundamental <he assured her that her jealousy was unjustified><the government's unwarranted intrusion into his privacy>. antonyms: justified, warranted
Gratuitous generalmente aplica a algo ofensivo o desagradable dado o hecho sin provocación <a gratuitous insult>. antonyms: deserved
Uncalled-for connota una impertinencia gratuita o una absurdidad lógica <resented her uncalled-for advice>.
Undue significa excesivo <claimed that the police had used undue force>. antonyms: appropriate, proper