> verb
verb: letter; 3rd person present: letters; past tense: lettered; past participle: lettered; gerund or present participle: lettering
1.
inscribe letters or writing on.
"her name was lettered in gold"
classify with letters.
"he numbered and lettered the paragraphs"
2.
US
be awarded an emblem, in the shape of the initial letter of the name of one’s high school or college, for achievement in sports.
"juniors who lettered in soccer, basketball, or softball"