Creators have created accessory pacifiers for infants that look like they are in-game assets, as they should be.

Source: https://gamerant.com/the-sims-4-best-mods-infants/

On certain occasions, when he become a little feisty, mom and dad let Sidney suck on one of his pacifiers.

Source: https://www.dailymail.co.uk/tvshowbiz/article-12873617/Kelly-Osbourne-Sid-Wilson-toddler-son-Sidney-holiday-experience-LA.html?ns_mchannel=rss&ns_campaign=1490&ito=1490

Researchers in Australia have said that sterilising pacifiers (or dummies) could increase risk of food allergies in babies at age one.

Source: https://www.newtelegraphng.com/eksg-cautions-kingmakers-against-disrespecting-intimidating-traditional-ruler/