Learn English – Alternatives to “Or so I thought”

word-choice

That chair was very sturdy, or so I thought.

"Or so I thought" means the previous phrase is wrong after a while of consideration. (or something similar)

Is there any term/words that can replace "or so I thought" in the same/similar context? (Rephrasing is fine, but not just purely replacing the words, ie. "or so I presumed")

Best Answer

You can use at first glance, which has one less syllable.

when first considering something, before having a chance to look at it carefully

At first glance the deal looked wonderful, but after reading the fine print he wasn’t so sure.

Cambridge