Problematic, imperfect, flawed, and wrong all work.
No, the word ideal is not an adverb.The adverb form of the word "ideal" is ideally.
the ideal of babysitting price is about10 dollars
There is no single ideal ratio.
No. For instance in R, which is commutative, we have the ideals (2) and (4), where (4) is strictly contained in (2), which is not R. Therefore the ideal (4) is not a maximal ideal.
no we cannot realize an ideal simple pendulum because for this the string should be weightless and inextendible.
Ignore
traits
out door
disgrace
mess
Diurnal diurnal
Talkative or outgoing.
destroy or ruin
An antonym for joyfully is unhappily.
The antonym of sycophant is critic or detractor.
an antonym for cry is joy, laughter ,fun.
A pelican being a certain species of bird, has no antomym .