oldster

From old +‎ -ster, modelled after youngster.

oldster (plural oldsters)

1. (colloquial) Someone who is old.
2. (nautical) A midshipman of four years' standing; a master's mate.

• (someone who is old): geriatric, old timer, senior citizen; see also Thesaurus:old person

• youngster

• “oldster”, in Collins English Dictionary.
• “oldster, n.”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• oldster at OneLook Dictionary Search
• “oldster”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “oldster” in TheFreeDictionary.com, Huntingdon Valley, Pa.: Farlex, Inc., 2003–2023.

• Drolets, lordest, rodlets