Pronunciation: [pˌʊts ˈɪn] (IPA) 
The spelling of the word "puts in" is relatively straightforward. The word "put" is spelled with a "u" and "t" and pronounced as /pʊt/. The word "in" is spelled with an "i" and "n" and pronounced as /ɪn/. When combined, the "t" in "put" and the "in" sound in "in" merge to create the pronunciation /pʊts ɪn/. The letter "s" is added to indicate the third-person singular form of the verb, as in "he puts in."
The phrase "puts in" is a colloquial expression or phrasal verb that has multiple meanings depending on the context.
1. To insert or place something in a particular position or location. For example, "He puts in the key to unlock the door" or "She puts in her headphones to listen to music."
2. To make an effort or contribute something, typically in terms of time, work, or energy. It often suggests hard work or dedication. For instance, "She puts in long hours at the office to complete the project" or "He puts in a lot of effort to maintain the garden."
3. To install or set up a particular system, device, or equipment. This usage is commonly found in the technological or mechanical realm. For example, "He puts in a security system to protect his house" or "They put in new software to automate the production process."
4. To submit or formally register an application, request, or order. This usage is frequently associated with official or administrative procedures. For instance, "He puts in an application for the vacant job position" or "She puts in an order for a new laptop."
In summary, "puts in" is a versatile phrase that encompasses various meanings, including inserting or placing something, making an effort or contributing, installing or setting up equipment, or submitting an application or order.
