ad infinitum, always, ceaselessly, constantly, continually, endless, endlessly, eternally, eternity, ever, everlasting, incessantly, in perpetuity, interminably, permanent, permanently, perpetual, world without end
All according to http://thesaurus.reference.com/browse/forever
Continuous, unbroken, uninterrupted, forever.
however is but because is there for whom forever never
Incessantly, repeatedly, distant, forever, absent, beyond, apart, etc.
There are no synonyms for the word forever that start with the letter 'y'. Some words that the thesaurus lists as words that mean forever are; always, endlessly and permanently.
forever, everlasting, permanent, enduring, endless, perpetual, timeless, unending
The word "perpetual" means continuing forever without ceasing. Synonyms are eternal, unending, or endless.
Temporary and permanent are antonyms. Temporary means for a short period of time and permanent means for a long time/forever.
They are synonyms.
Forever, eternal. Meaning 1: habitually, regularly, every time, consistently, invariably, perpetually, without exception, customarily Meaning 2: forever, for keeps, eternally, for all time, evermore, till Doomsday Meaning 3: continually, repeatedly, persistently, incessantly
Synonyms
Relative and kin are synonyms.
They are synonyms.