Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun sexagenarian

1 sense of sexagenarian

Sense 1
sexagenarian -- (someone whose age is in the sixties)
       => oldster, old person, senior citizen, golden ager -- (an elderly person)

Antonyms of adj sexagenarian

1 sense of sexagenarian

Sense 1
sexagenarian -- (being from 60 to 69 years old; "the sexagenarian population is growing")

INDIRECT (VIA old) -> young, immature -- ((used of living things especially persons) in an early period of life or development or growth; "young people")

Similarity of adj sexagenarian

1 sense of sexagenarian

Sense 1
sexagenarian -- (being from 60 to 69 years old; "the sexagenarian population is growing")
       => old (vs. young) -- ((used especially of persons) having lived for a relatively long time or attained a specific age; "his mother is very old"; "a ripe old age"; "how old are you?")

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