perpetuity

"My grandmother taught me how to bake cookies when I was a child. "

""In the sentence 'Someone left a note,' the word 'someone' is an indefinite, because we don't know who left the note." "

"My older sister is attending university to study engineering. "

"The scouts reported on the disposition of the enemy troops."

"an indefinitely determined fossil"

"The company established a new policy to improve employee safety. "

"inalienable right a right that cannot be given away"

"The student's time management skills were a limitation in completing the project on time. "

"The rules of the game are unalterable; we must follow them exactly as they are written. "

"Many students rely on scholarships to help pay for their college tuition. "

"The baby slept for an uninterrupted five hours last night. "

"My younger sister received a scholarship to attend the university. "