This is the 896th most frequent Lithuanian word.
sunkiau
"More difficult" or "harder."
'sunkiau' here is used to denote a comparison, indicating a greater degree of effort in an action (working) compared to a previous state.
Jis dirba sunkiau negu anksčiau.
He is working harder than before.
'sunkiau' describes increased difficulty, referring to the road's condition being more challenging compared to its previous state.
Kelias tapo sunkiau įveikiamas dėl lietaus.
The road became harder to traverse due to the rain.
'sunkiau' is similarly used for comparison, showing greater difficulty in the action of lifting relative to what was anticipated.