The phrase "a worthwhile reason" is correct and usable in written English.
It can be used when discussing the justification or rationale for an action or decision that is considered valuable or meaningful.
Example: "She decided to volunteer her time because she felt it was a worthwhile reason to give back to the community."
Alternatives: "a valid reason" or "a meaningful justification".
Depression is endemic among Parkinson's sufferers, but the store is a source of income and gives Walker a worthwhile reason to get up each morning.
In the shorter term, the results point to new directions in anxiety research, and give anxiety sufferers a worthwhile reason to stay busy.
Grade-A trolling for a worthwhile reason.
Mark Ruffalo trolled fellow actor Paul Rudd for a worthwhile reason on Thursday.
Their insincerity in the matter is not a worthwhile reason to change your beliefs altogether.
Tan promises zero corruption for the files that you're bringing in as well, a pretty worthwhile reason to spend the $5 a month.
Derrick Rose has looked good in the preseason, which is encouraging because "seeing how players returning from injuries look" is quite possibly the only worthwhile reason to pay attention to preseason games.
In a semi-gleeful memo to Henry Luce, Jackson reported that Eisenhower "was extremely disappointed at the way Nelson, for all his external sweetness, had managed to antagonize everybody — 'literally everybody,' " and was not pleased by "Nelson's technique of large staffing for no apparent worthwhile reason".
Shadow health minister, Darren Millar AM, said there was "no worthwhile reason" to delay it for so long.
Shadow Conservative health spokesman Darren Millar said: "There is no worthwhile reason to delay the introduction of this service for so long.
A festival that bills itself as mostly a way for bookers and talent to make the most money with the least paperwork may not, in fact, be the most worthwhile reason to charge people thousands of dollars per ticket.
