As a noun stern

is a star; a small luminous dot that can be seen on the night sky.

As an adjective gril is

(obsolete) harsh; hard; severe; stern; rough.

In obsolete terms the difference between rough and gril

is that rough is boisterous weather while gril is harsh; hard; severe; stern; rough.

As adjectives the difference between rough and gril

is that rough is having a texture that has much friction. Not smooth; uneven while gril is harsh; hard; severe; stern; rough.

As a noun rough

is the unmowed part of a golf course.

As a verb rough

is to create in an approximate form.

As an adverb rough

is in a rough manner; rudely; roughly.

As nouns the difference between child and filiation

is that child is a daughter or son; an offspring while filiation is (uncountable) the condition of being a child of a specified parent.

As nouns the difference between parent and filiation

is that parent is one of the two persons from whom one is immediately biologically descended; a mother or father while filiation is (uncountable) the condition of being a child of a specified parent.

As a verb parent

is to act as parent, to raise or rear.

As nouns the difference between ancestry and filiation

is that ancestry is condition as to ancestors; ancestral lineage; hence, birth or honorable descent while filiation is (uncountable) the condition of being a child of a specified parent.

As nouns the difference between lineage and filiation

is that lineage is descent in a line from a common progenitor; progeny; race; descending line of offspring or ascending line of parentage while filiation is the condition of being a child of a specified parent.

As nouns the difference between bloodline and filiation

is that bloodline is the abstract link between a person and their ancestors while filiation is (uncountable) the condition of being a child of a specified parent.

As nouns the difference between paternity and filiation

is that paternity is fatherhood, being a father while filiation is the condition of being a child of a specified parent.

Disinformation is a related term of iwar.

As nouns the difference between disinformation and iwar

is that disinformation is the dissemination of intentionally false information to deliberately confuse or mislead while iwar is (nato) a form of internet-based warfare.

As nouns the difference between dumpling and potsticker

is that dumpling is a ball of dough that is cooked and may have a filling and/or additional ingredients in the dough while potsticker is a kind of pan-fried dumpling in East Asian cuisines.