Help

v.kind, capableeveryday

Meaning 1

To make another person's task or difficulty easier to manage.

Reach for it when describing direct assistance to someone

A neighbor helped Arun carry the bookcase up the narrow stairs.

everyday
lend a hand
the offer is friendly and practical
not when A formal policy or resume line calls for assist, not this conversational idiom.
warm
support
help continues over time or includes emotional backing
not when Support may not involve doing any part of the immediate task.
professional
assist
the support is practical and the tone should be neutral
not when Assist can sound transactional when personal care is the important part.
formal
aid
urgent, organized, or material assistance is being described
not when Aid is stiff for ordinary favors between friends.

To improve a situation or contribute to a useful result.

Reach for it when showing that an action makes conditions better

Opening the curtains will help the seedlings grow evenly.

warm
ease
pain, strain, or difficulty becomes less severe
not when Ease does not imply progress toward solving the underlying problem.
professional
enable
the action gives someone the means or opportunity to succeed
not when Enable does not fit when you merely reduce effort without making action possible.
professional
improve
the result becomes measurably better
not when Improve claims a change in quality that help may only contribute toward.
formal
facilitate
a process becomes easier or more likely through coordination
not when It is bureaucratic for personal care and overstates a simple favor.

help a friend
She left work early to help a friend prepare for the interview.
help with
Clear labels help with sorting the donated supplies.
help improve
The weekly review will help improve the accuracy of future estimates.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.