The helicopter just landed in the heliport.
heliport
lets stop at the heliport first before lunch
The word 'heliport' is a singular, common, concrete noun; a word for a place designed for helicopters to land and take off. The noun heliport is not a compound noun because 'heli-' is not a word, it is a prefix.
I am not writing a sentence using that word.
I can give you a sentence using the word galaxy.
This is a sentence using the word aviator.
a sentence using the word endotracheal
This is a sentence using the word monomer. :P
I am saying a sentence using the word collagen.
this is a sentence using the word armchair.
Need a sentence using the word crater?
Please type a sentence using the word assertion.