n. A period of age-related anxiety, stress, and self-doubt experienced by some people in their thirties.
2015
A thrisis is a pre-mid-life crisis that happens in your 30s — rather than the stereotypical crisis that is said to hit in your 40s. A thrisis often slams you when you turn 30, although for some it can hit anytime during their thirties.
2014
Irish women are at their most miserable in their mid-thirties, new research has shown. This has led to a crisis of confidence among thirtysomethings known as the 'thrisis'.
2010
This is a "thrisis" — an uneasiness people experience as they hit the big 3-0. Or the big 3-uh-oh, as we like to call it.
2008 (earliest)
If you're in your mid-thirties, hassled by the dramas of juggling work and family, doubting decisions you've made professionally and personally, panicked by the ageing process and dismayed that your years of snogging in nightclubs are behind you, then you're probably in the grip of an early midlife crisis — otherwise known as a thrisis.