There are several synonyms for the term "share fund", which is essentially a type of investment fund that pools money from multiple investors to purchase securities. One commonly used synonym is "mutual fund", which is a type of investment vehicle that is regulated and managed by an investment company. Other synonyms for share fund include "investment fund", "unit trust", "collective investment scheme", and "exchange-traded fund" (ETF). All of these investment options allow individual investors to gain exposure to a diversified portfolio of securities, without having to purchase each security individually. It's important to determine which type of investment fund is most appropriate for your investment goals and risk tolerance.