mejor
its pronounced as mehor
Kids is an English word and is not a Spanish word (to the best of my knowledge). If you want to know how to say kids in Spanish, the word is chicos.
It is a name. The best of the best awsome amazing!!!
The establishment of missions is best associated with the word God.
Apodo would be the best way to say "nickname" in Spanish.
Trapo plato would be the best way to say "dish rag" in Spanish.
A good way to study Spanish is to make flash cards with the English word on one side and the Spanish word on the other, try to remember the word in English and Spanish. You can also try to record yourself saying the word and play it back to yourself and repeat until you remember it.
The spanish word for guitar is Guitarra. This English word came directly from the Spanish word, but it is not a Spanish word any more than the Spanish word is an Arabic word. "qutar" or a Greek word Chirara.
There really isn't a Spanish word for "besties", but you can say "Mejores amigas" (Best girl friends) or "Mejores amigos" (Best guy friends or best guy/girl friends).
Privateer
The spanish word for did is hizo.
"De" is the Spanish word for "of".
The Spanish word for "in" is "en".