Principal Parts
The missing principal part here is: ōrnō,..., ōrnāvī, ōrnātum
ōrnāre
The phrase Librōs legendō operam dat uses this type of gerry.
gerund
Passive periphrastics use this type of dative.
dative of agent
dēmēntia, dēmēntiae, f. means this in English
insanity, foolishness
Imperfect.
The missing principal part here: ..., trānsīre, transiī, transitum
trānseō
The phrase Dē librīs legendīs hoc locūta est uses this type of Gerry
gerundive
Mihi placet uses this type of dative.
dative of special verb
natō, natāre, natāvī means this in English.
swim
Number and gender.
The missing principle part here is: experior, experīrī,...
expertus sum
To express purpose with a gerund or gerundive, one uses this pronoun.
Nōbīs est vir amīcus uses this type of dative.
dative of adjective
condō, condere, condidī, conditum means this in English.
hide
In domī vīsus est, domī is in this case.
Locative
The missing principle part here is: vēndō, vēndere,..., vēnditum
vēndidī
dolōrum vītandōrum causā could be translated as this.
For the sake of avoiding pains.
Eī obsequor uses this type of dative
dative of compound verb
Potentia, ae f. means this in English.
power, force
This is the feminine, singular, nominative of the Latin demonstrative pronoun for "that".
illa
The missing principle part here is: queror, querī,...
questus sum
Rōmae remanendō could be translated as this.
For/by remaining at Rome.
Claudia est sapiēns multīs uses this type of dative.
dative of reference/ethical dative
quoties means this in English.
whenever, however often
The perfect passive participle is formed using this principal part.
Fourth.