The Roman centurion's salute went unrecognized.
How long will my talent go unrecognized?
LEP remains an unrecognized acronym, in this context.
the unrecognized operations that person use to solve a problem
My chiropractor is no better than a witch doctor. My chiropractor thinks I am a contortionist. A chiropractor is unrecognized as a professional by other doctors.
Unknown, unrecognized, obscure. Perhaps prosaic or pedestrian, depending on the use in the sentence or general body of work.
An apsar is an unrecognized currency of Abkhazia.
unrecognized
There is no such thing as an Unrecognized provident fund. The rate of interest on provident fund in India is 8.6% per year
shlooms are unrecognized shaped that made of curves ..
i do not know how to use embalming in a sentence. (there is the sentence)
absence of ventillation
unknown, isolated, unrecognized, hidden, anonymous
So- you are asking when to use 'when' in a sentence. When you are asking how to use when in a question, you are already using when in a sentence, because a question actually is a sentence. I like to use when in a sentence whenever I like.