A crotch is around groin area near your genitals and crutch is is used when you break a leg or arm.
Groin is the area of the actual junction of the inner thigh and torso including the genitals.Crotch is more of a slang word which simply refers to "Between the legs" area.Hopefully that makes sense :)
Regular and petite in jean sizes refers to the rise in the jeans. While the leg length of regular jeans is longer than that of petite jeans, the main sizing difference is in the length from the crotch to the waist.
"Who" refers to a person. "Which" refers to an inanimate object or concept.
In music, the pitch refers to how high or low a note may be. An interval refers to the difference between two pitches.
The difference between wee and poo is wee refers to urination (liquid waste) and poo refers to defecation (solid waste).
There is a huge difference between tension and pressure in physics. Tension refers to a pulling force and pressure refers to a pushing force.
The difference between complex and complicated is that 'complex' refers to many different components, whereas "complicated" refers to a high level of difficulty.
The difference between committed and dedicated is that "committed" refers to an individual's obligation whereas "dedicated" refers to an individual's passion in doing the obligation.
The difference between benzodiazepine and a barbiturate is rather pronounced. A benzodiazepine refers to a minor tranquilizer, whereas a barbiturate refers to a neutral transmitter blocker.
Everything. "inline" refers to functions, "const" refers to variables.
The difference between 'these' and 'those' is similar to the difference between 'this' and 'that'. This refers to a singular object nearby. These refers to plural objects nearby. Similarly, that generally refers to a singular object further away, and those usually refers to plural objects further away. Also, these is generally used when refering to intangible objects, ideas, etc.
The difference is that Metameres refers to the external segments of an earthworm, while septa refers to the internal parts of an Earthworm.