"singular" - key terms from Wikipedia

ablative singular
accusative singular
between singular	and plural
both singular	and plural
corresponding singular
feminine singular
first person singular
identical singular	and plural
informal singular
largest singular	values
masculine singular
nominative singular
person singular
person singular	ending
plural to singular
right singular	vectors
second person singular
singular
singular	and plural
singular	ends
singular	existential
singular	feminine
singular	form
singular	masculine
singular	matrices
singular	neuter nominative and accusative
singular	nouns
singular	nouns and broken plurals
singular	or plural
singular	person present indicative
singular	perturbation
singular	perturbation theory
singular	points
singular	second person
singular	unicron
singular	value
singular	value decomposition
singular	values
singular	vectors
singular	vectors corresponding
singular	verb
singular	verb forms
takes the masculine singular
third person singular
treated as singular
vanishing singular
vocative singular