• xampsis radicans,
• vampsis radicans,
• fampsis radicans,
• dampsis radicans,
• czmpsis radicans,
• csmpsis radicans,
• cwmpsis radicans,
• cqmpsis radicans,
• canpsis radicans,
• cakpsis radicans,
• cajpsis radicans,
• camosis radicans,
• camlsis radicans,
• cam-sis radicans,
• cam0sis radicans,
• campais radicans,
• campzis radicans,
• campxis radicans,
• campdis radicans,
• campeis radicans

The adjective form of "Campsis Radicans" is "Campsis Radicans". In taxonomic nomenclature, the specific epithet (second part of the binomial name) remains the same when forming the adjective form. So, both the noun and adjective forms of the name are "Campsis Radicans".

The plural form of "Campsis Radicans" is "Campsis Radicans" since it is a scientific binomial name and does not have a distinct plural form.

The singular form of the word "Campsis Radicans" is "Campsis Radicans". The word itself is the scientific name of a specific species of flowering plant commonly known as trumpet vine or trumpet creeper.