The Phrontistery: Word List: Adjectives of Relation
"There are many terms which refer to a state of relating to or pertaining to a certain thing or category of things. Instead of using a phrase such as 'pertaining to buttercups', you can substitute the adjective 'ranunculaceous'. Using the admittedly invented phrase 'adjectives of relation', I have compiled 842 such terms."
"The NATO phonetic alphabet, more formally the international radiotelephony spelling alphabet, is the most widely used spelling alphabet. ... The paramount reason is to ensure intelligibility of voice signals over radio links.
A hobo is a migrant worker in the United States. Hoboes, tramps and bums are generally regarded as related, but distinct: a hobo travels and is willing to work; a tramp travels, but avoids work if possible; and a bum neither travels nor works.