Here are some sentences.
Her innocence is debatable.
The truth of the matter is debatable.
The debatable proposition was argued for over three hours.
The value for the mansion was debatable.
It's value is debatable.
The school board waited until all the members were present before issuing the debatable proposal to ban-after school programs.
Debatable.
debatable
Mail room is debatable. It is becoming more and more acceptable to use it as one word. If you type in mailroom into a sentence and ask for spell check you will get a misspell.
Whether or not it is swearing is debatable but it is certainly not a word commonly used in pollite company.
Uncertain, wavering, unsure, indefinite, hesitant, debatable...
An onomatopoeia is defined as the creation of a word from a sound that states what it sounds like. So snigger would be debatable but it is a half-suppressed laugh and used in a sentence it would be describing how someone is laughing then for me it would be classified an a onomatopoeia.
A debatable premise that is not answerable in this venue.
Vexed refers to a problem being difficult or debatable, and it also means feeling worried or annoyed. A sentence with vexed is " Since he was vexed by the outcome, he decided to leave."