in-depth

off the back foot: Idiom Meaning and Origin

off pat: Idiom Meaning and Origin

off one’s trolley: Idiom Meaning and Origin

offer up: Idiom Meaning and Origin

offer affordances: Idiom Meaning and Origin

off chance: Idiom Meaning and Origin

of all things: Idiom Meaning and Origin

nuts and bolts: Idiom Meaning and Origin

not touch something with a ten-foot pole: Idiom Meaning and Origin

not to put too fine a point on it: Idiom Meaning and Origin

not to mention: Idiom Meaning and Origin

not long for this world: Idiom Meaning and Origin