Don’t just finish – celebrate. Ideas for marking :

Time is the most relentless force in the universe. It marches forward irrespective of our desires, stopping for no one. Yet, as humans, we have developed a system to carve this endless river into manageable blocks. We call the most significant of these blocks the "year."

Users often use shorthand like "1y" or "1yr," and "1 yean" appears as a byproduct of autocorrect failures or phonetic typing. 4. Modern Slang and Dialect