Was heißt »adäquat« auf Englisch?

Das Adjektiv »adäquat« lässt sich wie folgt von Deutsch auf Englisch übersetzen:

Synonyme

inadäquat:: inadequate; inappropriate
unangemessen:: improper; inadequate; inadequately; inappropriate; incommensurate; incommensurately; inopportune; undue; unrealistically; unreasonable; unsuitable
unpassend:: improper; inconvenient

Do you think it's appropriate to talk like that?
With appropriate laser light, we can see individual atoms with the naked eye the way we see dust motes in a sunbeam.
Builders can build low-energy homes only when they have received the appropriate professional training.
Builders can build low-energy houses only when they have received the appropriate vocational training.
I know this isn't an adequate answer to your question, but it's what I'll say for now.
What Tom was wearing wasn't appropriate.
The question was completely appropriate.
What you're wearing isn't appropriate for where we're going.
We offer the appropriate solution for all purposes and occasions.
At this time, a vote is not yet appropriate.
Please select the appropriate option below.
My speech was appropriate for the occasion.
Visitors have to wear appropriate shoes, i.e., safety shoes.
I was looking for appropriate words.
I believe our imagination isn't quite adequate to picture it.
I wish I had time to go home and change into something more appropriate.
It is sometimes an appropriate response to reality to go insane.
Let me change into something more appropriate.
I think the reverse would be more appropriate.
With adequate lighting, one can easily discern Nosferatu, with his pointed incisors and extremely long-limbed fingers, known as arachnodactyly, from common vampires.