welder

As nouns the difference between weeder and welder

is that weeder is an agricultural worker who removes weeds while welder is one who welds, or unites pieces of iron, etc, by welding.

As nouns the difference between elder and welder

is that elder is an older person or an older member, usually a leader, of some community while welder is one who welds, or unites pieces of iron, etc., by welding.

As an adjective elder

is comparative of old: older, greater than another in age or seniority.

As a proper noun Elder

is {{surname|lang=en}.