sniffer dog sniffer dogs sniffer plane sniffer planes sniffers sniffier sniffiest sniffily sniffiness sniffinesses
| sniffing sniffingly sniffings sniffish sniffishly sniffishness (current term) sniffishnesses sniffle sniffled sniffler
| snifflers sniffles sniffling snifflingly snifflings sniffly sniffs sniffy snift snifted
|