WRONG:

PINNED UP

RIGHT:

PENT UP

If you wear your heart on your sleeve I suppose you might be said to have “pinned up” emotions; but the phrase you want when you are suppressing your feelings is “pent-up emotions.” Similarly, it’s pent-up demand.” “Pent” is a rare word; but don’t replace it with “penned” in such phrases either.

List of errors