One who loves all and sundry
A
Optimist
B
Humanist
C
Altruist
D
Philanthropist
Correct Answer: Philanthropist
One word substitute is Philanthropist.Optimist: a person who tends to be hopeful and confident about the future or the success of something.
Humanist: an advocate or follower of the principles of humanism.
Altruist: unselfish concern for the welfare of others.
Philanthropist: a person who seeks to promote the welfare of others, especially by the generous donation of money to good causes.