i think it is irregular
yes they are antonyms
Some antonyms of dainty: Clumsy, coarse, harsh, heavy, rough
Some words do not have direct opposites [antonyms]. The word "plane" as a noun (i.e. aircraft) has no antonym. However, if the synonym of "plane" is "even", then antonyms of even are irregular, rough.
synonyms
Synonyms .
No, antonyms is not a compound word.
No. Synonyms is meanings of a word where as Antonyms is the opposite of a word
There are no antonyms for the word 'radar'.
The antonyms for the word "domestic" are "foreign" or "international."
Antonyms for the word complicity: ignorance, innocence, noninvolvement, refusal
Antonyms of vigil are neglect and indifference.
Antonyms for the word Irascible: cheerful, happy