envelope
Envelope.
The noun pleura is the singular form as a word for a membrane that envelopes the lungs of mammals.The plural noun is pleurae.The noun pleura is the plural form as a word for an insect body part.The singular noun is pleuron.
Envelopes.
The singular form of feet is foot.
The singular form is hilum.
Envelope.
The noun pleura is the singular form as a word for a membrane that envelopes the lungs of mammals.The plural noun is pleurae.The noun pleura is the plural form as a word for an insect body part.The singular noun is pleuron.
Envelopes.
The singular form of the demonstrative pronoun 'these' is this.
The singular form of "that" is "it."
The singular form is cuff.
it is already in its singular form.
"Stratum" is the singular form of stratum. The plural form is "strata".
The form hypothesis is the singular form. The plural form is hypotheses.
A singular form of dice is a die
The singular form of feet is foot.
The singular form of Oases is, Oasis.