Nigh
Part of speech: verb
Definition: To draw nigh (to); to approach; to come near.
Part of speech: preposition
Definition: near; close to
Part of speech: adverb
Definition: almost, nearly
Part of speech: adjective
Definition: near, close by
Example sentence: The idea of critical windows extends beyond just vision, of course: almost every system in the brain has a critical window when it needs to experience certain stimuli, or it won't get wired up properly. The most obvious example is language: if you don't learn a language early on, it's nigh impossible to become truly fluent.
Hot
Part of speech: adjective
Definition: Of an object, having a high temperature.Of the weather, causing the air to be hot.Of a person or animal, feeling the sensation of heat, especially to the point of discomfort.Feverish.Of food, spicy.Stolen.Electrically chargedRadioactive.Of a person, very physically or sexually attractive.Popular; in demand.Very close to finding or guessing something to be found or guessed.
Example sentence: So much of left-wing thought is a kind of playing with fire by people who don't even know that fire is hot.