Gradient
gnashing
Another word for "tie" that starts with the letter "g" is "girdle." A girdle can refer to a belt or a similar item used to fasten or secure clothing, serving a similar function to a tie in some contexts.
Gaussian curve
Oh honey, that graph represents a quadratic equation. Specifically, it's showing the relationship between height and time squared. So, if you want to know how high something is gonna go over time, that graph's got your back.
0.001332
Grade
Ghoul
Gematria
Good,great
The only near-synonyms with G would be grand or great.
grotesque
Another word starting with g is gloominess
Gazette
Garbage
Garbage
Gator
gift