Low
Part of speech: verb
Definition: To moo.
Part of speech: noun
Definition: Something that is low. A depressed mood or situation. An area of low pressure; a depression. The lowest-speed gearing of a power-transmission system, especially of an automotive vehicle. A flame, fire.
Part of speech: adjective
Definition: In a position comparatively close to the ground. Small in height. Depressed, sad. In an amount nearest to zero, such as low prices. Despicable thing to do.
Example sentence: All of life is peaks and valleys. Don't let the peaks get too high and the valleys too low.
First
Part of speech: adjective
Definition: Having no predecessor. The ordinal number corresponding to one.
Part of speech: adverb
Definition: Before anything else; firstly.
Part of speech: noun
Definition: The person or thing in the first position.The first gear of an engine.Something that has never happened before; a new occurrence.first baseA first-class honours degree.A first-edition copy of some publication.
Example sentence: Faith is taking the first step even when you don't see the whole staircase.