one, unique, singular, sole

a lone witness

one-eyed, (specially used for the strange creations like, nymph, genie etc.)

single celled animal

unrivalled, incomparable

alone, single (a woman)

to attain, obtain

completely unaware or ignorant

solely, individually

(grammar) third person pronouns used when the addressed person is not present

oneness, singleness

the pronoun that the speaker uses for himself

the only Being, God

single judge, single bench

lonely man, one person, a human

the being of God who is one

single person, sole

the only meaning, intent

at once

(law) the part of a single exchange in a promissory note