✅ The verb study implies focusing your mind on something and thinking in a deep or methodical way to understand it (The scientist studied the phenomenon).
✅ To consider something is also to focus your mind on it, often to think it over in order to make a decision or to act (consider the possibilities; consider the factors).
✅ Consider is the best word when you are faced with options or are being relied upon for a decision (I will seriously consider my service provider options).
Consider these synonyms for consider!
✅ Need is best when you want to stress the necessity of what is lacking (She needed an operation; He needed help). It’s also often used as an exaggerated version of want (I really need a fourth pair of sunglasses).
✅ Use require in more formal or serious contexts, especially when something is absolutely necessary, as in He may require medical care.
✅ When you simply need or want something, it sounds overly formal or even rude to use require, as in I require ketchup. Still, it might be intentionally used in this way to be funny.
If you need more synonyms for require, here they are!
✅ Less is typically used in comparisons of amounts that are not countable (Walking requires less energy than running).
✅ Smaller is the perfect comparative adjective when referring to something limited in size that is also concrete (They moved to a smaller house; In Europe, they drive smaller cars).
➕ To really emphasize how much something continues to be smaller than it previously was, you may say it keeps getting smaller and smaller and smaller.