Three letter words ending with I are:chikoileiobipoiski
Some four letter words ending in L are:ballbellbillboilbullcallcellcoilcoolcurlearlfailfallfeelfellfillfoilfoolfoulfowlfullgallgoalgillgullhallhailheelhellhillhulljelljailjowlkeelkilllolllullmallmailmealmillmoilmullnailnullpailpallpeelpillpollpoolpurlrailreelrollsailsealsellsillsoiltailtalltealtelltoiltooltollveilwailwallwealwellwillyellzeal
unnatural
That's usually "col." Check the "g."
Arrival, alcohol
Three letter words ending with I are:chikoileiobipoiski
"Lucky" is a five letter word beginning with l
Some four letter words ending in L are:ballbellbillboilbullcallcellcoilcoolcurlearlfailfallfeelfellfillfoilfoolfoulfowlfullgallgoalgillgullhallhailheelhellhillhulljelljailjowlkeelkilllolllullmallmailmealmillmoilmullnailnullpailpallpeelpillpollpoolpurlrailreelrollsailsealsellsillsoiltailtalltealtelltoiltooltollveilwailwallwealwellwillyellzeal
literal
wonderful
unnatural
That's wonderful.
That's usually "col." Check the "g."
Arrival, alcohol
I can think of several.
all, ail, cel, gel, Hal, ill, mil, nil, oil, pal
tunnel funnel