if needed vs feel

Some examples from the web:

• "A marketer could be ambiguous if needed." Or "A marketer could be ambiguous if needed to." Which one is correct? If both of them are wrong, then…
• "I will call the cops if needed." or "I will call the cops if it is needed." Or both are correct and people often use "if needed"?
• Mar 21, 2022 ... Fed will raise rates more aggressively if needed, Powell says. By Ann Saphir. and Lindsay Dunsmuir. 5 minute read.
• Feb 13, 2019 ... I would say, in my experience as a native British English speaker, that "if needed" would be the most usual, and "if necessary" slightly ...
• May 15, 2022 ... The Celtics' Robert Williams III, who has missed the past three games with a sore knee, is available for Game 7 "if needed," coach Ime Udoka ...
• Fed's Bostic tells the FT the central bank could hike rates by a half-point if needed. Published Sun, Jan 30 20229:31 AM EST. thumbnail.
• Mar 19, 2020 ... Following a commitment from General Motors, Tesla's CEO says the company will pitch in if needed.

Some examples from the web:

• How comfortable you can make me feel.
• Just trying to make you feel at home.
• My killer began to feel safe.
• Man needs the unpredictable to feel truly alive.
• I feel everything she has everfelt and more.
• Compromising our objective because of what you feel.
• The other couldn't feel anything.
• I feel admirably well tonight doctor.
• I feel this odd kinship actually.
• I feel connected to all living things.
• As revolutionaries whose revolution renounces love... we feel very uncomfortable.
• But sometimes I feel really lonely.
• Jealousy makes me feel much younger.
• But you can't feel things like me.
• Which made me feel... confused.
• I feel funny about other things.
• My murderer began to feel safe.
• I feel guilty about discouraging Kyle.
• I feel awkward now about being early.
• A well-stocked candy dish makes them feel popular.