1. NOUN. Meaning "and something like that", "similar to", "pertaining to". Often used by those who lack the skills to articulate or gesticulate what they are trying to convey.
2. SUFFIX. only attached to verbs and adjectives. (And it means the same thing as stated in 1 but I'm too lazy to copy paste it.)
1. What are you doing this weekend?
Stalking you... ishnessiful.
2. How do you feel?
I feel infuriatedishnessiful when you screamishnessiful because it makes me scaredishnessiful.