Over-emphasized lower case letters - 1000 wght | 14/8 opsz | wdth 100/25/151

14 opsz | 100 wdth
See: s w k a z
More space between double f would be good.
The bite in the top of n for the join also seems too small

8 opsz | 100 wdth
See: s k w x double f - the s seems a bit too wide

14 opsz | 25 wdth
See: u looks wide, k is too dark, s w double f

8 opsz | 25 wdth
See: k s

14 opsz | 151 wdth
See: k z s o w
k is not just dark also a bit wider than the other letters.

8 opsz | 151 wdth
See: g z k