he is a nonswimmer
A sentence which does not have a verb
Goggles belonging to the swimmer = the swimmer's goggles
A non sequitur is something that does not logically follow. That statement is a non sequitur, and does not support your claims.
Past tense of crew is crewed.
The plant is non vascular. Non vascular means a plant has no v-tissue (vascular tissue) and has no roots or stems. Like moss.
"The armadillo is a poor swimmer." is a complete sentence
The vicious shark attacked the swimmer.
The figurative language in the sentence is a hyperbole, as it exaggerates the intensity of the swimmer's physical exhaustion by comparing it to the sensation of literal burning flames.
superlative
An Olympic swimmer got her first gold medal and kept it as a memento.
Save the non-swimmer - their need is greater ! The swimmer can at least tread water until they're rescued !
It was an ironic twist of fate for the greatest swimmer in the Olympic history-drowning in a swimming pool.
A sentence which does not have a verb
non living thing in the sentence
Stephanie Rice's inspiration was Susan O'Neill and non-swimmer hero was James Bond.
Goggles belonging to the swimmer = the swimmer's goggles
on fresh salt water