Here are examples of the word/phrase "iota" used in a sentence and paraphrased in a sentence...
An iota of intellect is enough to solve those puzzles.
A modicum of intellect is enough to solve those puzzles.
I only need to use an iota of my full power to defeat the likes of you.
I only need to use a scintilla of my full power to defeat the likes of you.
I've only seen an iota of the new movie and I am excited to see the rest of it.
I've only seen a small amount of the new movie and I am excited to see the rest of it.
Other Examples...