aid
US /eɪd/
UK /eɪd/

1.
help, typically of a practical nature
:
•
The organization provides humanitarian aid to disaster victims.
•
He came to my aid when I needed it most.
1.
help or support (someone or something) in the achievement of something
:
•
The new software will aid in data analysis.
•
He was asked to aid the police in their investigation.