This is the 640th most frequent Finnish word.
hoitoa
Care or treatment.
In this sentence, 'hoitoa' refers to professional medical attention or care.
Hän tarvitsee lääkärin hoitoa heti.
He/she needs medical care immediately.
Here, 'hoitoa' is used to mean the regular attention and maintenance needed for plants.
Kasvit vaativat jatkuvaa hoitoa kasvaakseen hyvin.
Plants require constant care to grow well.
In this usage, 'hoitoa' broadly signifies diligence or dedicated means to address a situation.